Timeline for all types of items produced by
BBC Soft

Year	Items
1981	1
1982	4
1983	2
1984	9
1985	5
1986	1
1987	4
1988	2
1989	2

30 items with a valid date were considered for this timeline (73.17% of the total)
11 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 11 items.